CN109414157A

CN109414157A - Endoscope-use button

Info

Publication number: CN109414157A
Application number: CN201780040187.XA
Authority: CN
Inventors: 谷口优子
Original assignee: Olympus Corp
Current assignee: Olympus Corp
Priority date: 2016-06-29
Filing date: 2017-03-06
Publication date: 2019-03-01
Anticipated expiration: 2037-03-06
Also published as: JPWO2018003185A1; JP6619517B2; US11602261B2; CN109414157B; US20190125167A1; WO2018003185A1

Abstract

Endoscope-use button (10) has the 1st unit (12) and the 2nd unit (13), 1st unit (12) and the 2nd unit (13) can be assembled and disassembled relative to the tube head for being fixed on cylinder, and can be disconnected from each other in the state of dismantling from the tube head.1st unit (12) has cylindrical member (121), which has cylindrical form, can assemble and disassemble relative to tube head.2nd unit (13) includes: fixing component (131), in the state that endoscope-use button (10) is installed on tube head, which is inserted into the inside of cylindrical member (121) and the inner peripheral surface relative to cylindrical member (121) is fixed；And the 1st movable link (132), it is installed as can be mobile relative to fixing component (131), in the state that endoscope-use button (10) is installed on tube head, the 1st movable link (132) can be moved forward and backward in the inside of cylinder.

Description

Endoscope-use button

Technical field

The present invention relates to a kind of endoscope-use buttons.

Background technique

Conventionally, there is known a kind of be located at this by the way that soft and elongated insertion section is inserted into the subjects such as people and is utilized The ultrasonic oscillator of the tip side of insertion section receive send ultrasonic wave come and observe this be detected intracorporal ultrasonic endoscope (such as Referring to patent document 1).

In the ultrasonic endoscope described in patent document 1, (aspirated in channel equipped with the multiple pipelines that can be circulated for fluid Pipeline, sacculus suction pipeline and suction source pipeline), with the cylinder of multiple pipeline connection and be mounted on and be fixed on the cylinder The endoscope-use button of tube head (fixture nut) and the connection status for correspondingly switching multiple pipeline with push operation (suction operation valve).

Existing technical literature

Patent document

Patent document 1: Japanese Unexamined Patent Publication 2007-14439 bulletin

Summary of the invention

Problems to be solved by the invention

However, needing to dismantle endoscope-use button from tube head, and clean or disappear before using ultrasonic endoscope The malicious endoscope-use button.

Moreover, endoscope-use button described in patent document 1 is configured to single unit.That is, even if being torn open from tube head In the case where having unloaded the endoscope-use button, it is also difficult to be confirmed inside it using range estimation.Due to the inside of the endoscope-use button It is formed with the flow path for fluid circulation, therefore there is complicated construction.

Thus, in the endoscope-use button described in patent document 1, due to being configured to single unit, cause with Lower result, the internal structure i.e. to complexity conveys cleaning solution, thimerosal takes a long time.

The present invention is to complete in view of above content, it is intended that cleaning, disinfection institute can be reduced by providing one kind The endoscope-use button of the activity duration needed.

The solution to the problem

Achieve the goal to solve the problem above-mentioned, endoscope-use button of the invention be applied to be equipped with can be for fluid The multiple pipelines to circulate and the endoscope with the cylinder of multiple pipeline connection, correspondingly switch the multiple pipeline with push operation Connection status, which is characterized in that, which has Unit the 1st and a Unit the 2nd, the 1st Unit and Unit the 2nd can be assembled and disassembled relative to the tube head for being fixed on the cylinder, and in the state of dismantling from the tube head Can be disconnected from each other, Unit the 1st has cylindrical member, which has cylindrical form, can be relative to described Tube head assembly and disassembly, Unit the 2nd includes: fixing component, in the state that the endoscope-use button is installed on the tube head, The fixing component is inserted into the inside of the cylindrical member and the inner peripheral surface relative to the cylindrical member is fixed；And the 1st can Dynamic component, being installed as can be mobile relative to the fixing component, is installed on the tube head in the endoscope-use button Under state, the 1st movable link can be moved forward and backward in the inside of the cylinder.

In addition, according to foregoing invention, endoscope-use button of the invention is characterized in that, in the endoscope-use button Portion is formed with the flow path for assembling mutually and capable of being circulated for the fluid using Unit the 1st and Unit the 2nd, making When stating Unit the 1st and Unit the 2nd separation, at least part of the flow path is exposed to outside.

In addition, endoscope-use button of the invention is characterized in that, in the inner circumferential of the cylindrical member according to foregoing invention Face is equipped with holding section, and when the cylindrical member is installed on the tube head, which is sticked in the fixing component and fixes The fixing component, when the cylindrical member is installed on the tube head, Unit the 2nd utilizes the fixing component and described Holding section mutually fasten and with the 1st unit integral, when the cylindrical member is dismantled from the tube head, the described 2nd Unit is released from using the engaging of the fixing component and the holding section and is separated from Unit the 1st.

In addition, endoscope-use button of the invention is characterized in that according to foregoing invention, which is to receive As the aspirated and water sending button for receiving aspirated and water sending operation of the push operation, Unit the 1st has indentation component, the pressure Enter component to be inserted into the inside of the cylindrical member and set in a manner of it can move relative to the inner peripheral surface of the cylindrical member It sets, is used to receive aspirated and water sending operation, in the state that the endoscope-use button is installed on the tube head, described the 1 movable link is sticked in the indentation component, can move forward and backward in linkage in the inside of the cylinder with the indentation component.

In addition, endoscope-use button of the invention is characterized in that according to foregoing invention, Unit the 1st has installation For the 2nd movable link that can be mobile relative to the inner peripheral surface of the cylindrical member, the indentation component is installed as can be opposite Mobile in the 2nd movable link, which makes the 1st movable structure using the two stage push operation At least any one movable link in part and the 2nd movable link is mobile, and switches the connection status of the multiple pipeline.

In addition, endoscope-use button of the invention is characterized in that according to foregoing invention, which is to receive The pumping button of suction operation as the push operation, Unit the 2nd have indentation component, the indentation component relative to 1st movable link is fixed, and is used to receive the suction operation.

In addition, endoscope-use button of the invention is characterized in that according to foregoing invention, Unit the 2nd has the 2nd can Dynamic component, the 2nd movable link is installed as can be mobile relative to the fixing component, is installed on institute in the endoscope-use button In the state of stating tube head, the 2nd movable link can be moved forward and backward in the inside of the cylinder, which utilizes two The push operation in stage and make at least any one movable link in the 1st movable link and the 2nd movable link It is mobile, and switch the connection status of the multiple pipeline.

The effect of invention

Endoscope-use button according to the present invention is easy to since at least part of flow path is externally exposed to stream Road conveys cleaning solution, thimerosal.Effect as the activity duration required for capable of reducing cleaning, disinfection is played as a result,.

Detailed description of the invention

Fig. 1 is the figure for showing schematically the endoscopic system of embodiments of the present invention.

Fig. 2 is the figure for showing schematically multiple pipelines set on ultrasonic endoscope.

Fig. 3 is the cross-sectional view for indicating the structure of aspirated and water sending cylinder.

Fig. 4 is the figure for indicating the structure of aspirated and water sending button.

Fig. 5 is the figure for indicating the structure of aspirated and water sending button.

Fig. 6 is the cross-sectional view for indicating the structure of suction cylinder.

Fig. 7 is the figure for indicating the structure of pumping button.

Fig. 8 is the figure for indicating the structure of pumping button.

Fig. 9 is the figure for indicating the structure of pumping button.

Figure 10 is the connection status of multiple pipelines in the case where indicating not carry out endoscope-use button any operation Figure.

Figure 11 is the connection status of multiple pipelines in the case where indicating not carry out endoscope-use button any operation Figure.

Figure 12 is the connection status of multiple pipelines in the case where indicating not carry out endoscope-use button any operation Figure.

Figure 13 is the connection status for indicating to be blocked multiple pipelines in the case where the leak of aspirated and water sending button with finger Figure.

Figure 14 is the connection status for indicating to be blocked multiple pipelines in the case where the leak of aspirated and water sending button with finger Figure.

Figure 15 is the connection shape for indicating to carry out endoscope-use button multiple pipelines in the case where the push operation of one stage The figure of state.

Figure 16 is the connection shape for indicating to carry out endoscope-use button multiple pipelines in the case where the push operation of one stage The figure of state.

Figure 17 is the connection shape for indicating to carry out endoscope-use button multiple pipelines in the case where the push operation of one stage The figure of state.

Figure 18 is the connection shape for indicating to carry out endoscope-use button multiple pipelines in the case where two-stage push operation The figure of state.

Figure 19 is the connection shape for indicating to carry out endoscope-use button multiple pipelines in the case where two-stage push operation The figure of state.

Figure 20 is the connection shape for indicating to carry out endoscope-use button multiple pipelines in the case where two-stage push operation The figure of state.

Specific embodiment

Hereinafter, being described with reference to mode for carrying out the present invention (the following are embodiments).In addition, the present invention is not It is limited by embodiments described below.Also, identical appended drawing reference is marked to identical part in the record of attached drawing.

(outline structure of endoscopic system)

Fig. 1 is the figure for showing schematically the endoscopic system 1 of embodiments of the present invention.

Endoscopic system 1 is to carry out the system that people etc. is detected intracorporal ultrasonic diagnosis using ultrasonic endoscope.Such as Fig. 1 Shown, which includes ultrasonic endoscope 2, ultrasound observation apparatus 3, endoscopic visualization device 4 and display dress Set 5.

Ultrasonic endoscope 2 has the function as endoscope of the invention.The ultrasonic endoscope 2 can will be a part of Be inserted into subject, have towards be detected intracorporal body wall send ultrasonic pulse and receive by subject reflection Lai Ultrasonic echo and export in the function and shooting subject of echo-signal and export the function of picture signal.

In addition, the detailed structure of ultrasonic endoscope 2 is seen below.

Ultrasound observation apparatus 3 is electrically connected by ultrasonic wave cable 31 (Fig. 1) with ultrasonic endoscope 2, by ultrasound Swash cable 31 inputs echo-signal to 2 output pulse signal of ultrasonic endoscope and from ultrasonic endoscope 2.Moreover, super In sound wave observation device 3, defined processing is implemented to the echo-signal and generates ultrasonography.

The aftermentioned endoscope-use connector 24 (Fig. 1) of ultrasonic endoscope 2 is connected to interior peep in detachable mode Sem observation device 4.As shown in Figure 1, the endoscopic visualization device 4 includes video processor 41 and light supply apparatus 42.

Video processor 41 inputs the picture signal from ultrasonic endoscope 2 by endoscope-use connector 24.Moreover, Video processor 41 implements defined processing to the picture signal and generates endoscopic images.

Light supply apparatus 42 supplies to ultrasonic endoscope 2 by endoscope-use connector 24 and is detected intracorporal photograph for illuminating Mingguang City.

Display device 5 is constituted using liquid crystal or organic EL (Electro Luminescence: electroluminescent), is used for Show the ultrasonography generated by ultrasound observation apparatus 3, the endoscopic images generated by endoscopic visualization device 4 etc..

(structure of ultrasonic endoscope)

As shown in Figure 1, ultrasonic endoscope 2 includes that insertion section 21, operation portion 22, Universal automatic cable 23 and endoscope-use connect Connect device 24.

In addition, " tip side " recorded below means tip side (the insertion side being inserted into subject of insertion section 21 To tip side).In addition, " base end side " recorded below means away from the side on the top of insertion section 21.

Insertion section 21, which is inserted into, is detected intracorporal part.As shown in Figure 1, the insertion section 21 includes being located at the top surpassing for side Sonic probe 211, the rigid member 212 for the setting that is connected with the base end side of ultrasonic probe 211, the cardinal extremity with rigid member 212 Side connection and flexible bending section 213 and with the connection of the base end side of bending section 213 and flexible flexible pipe 214.

It is used for here, being surrounded in the inside of insertion section 21, operation portion 22, Universal automatic cable 23 and endoscope-use connector 24 Transmit the light guide (illustration omitted) for the illumination light come from the supply of light supply apparatus 42 and for transmitting above-mentioned pulse signal, echo Multiple signal cables (illustration omitted) of signal, picture signal.

Hereinafter, in each component 211~214 for constituting insertion section 21, ultrasonic probe 211 and rigid member 212 Structure is illustrated.

Ultrasonic probe 211 is the ultrasonic probe of male-type, is had regular in a manner of the circular arc for forming convex Multiple ultrasonic oscillators (illustration omitted) of ground arrangement.In addition, as ultrasonic probe 211, however it is not limited to the ultrasound of male-type Wave probe can also use the ultrasonic probe of radial mode.

Here, ultrasonic oscillator has acoustic lens, piezoelectric element and matching layer, it is used to obtain ultrasonic echo, this is super Sound echo helps to be detected the intracorporal ultrasonic tomogram image than body wall close to the inner portion.

Moreover, ultrasonic probe 211 will be inputted by above-mentioned signal cable (illustration omitted) from ultrasound observation apparatus 3 Pulse signal be converted to ultrasonic pulse and send it in subject.In addition, ultrasonic probe 211 will be in subject The ultrasonic echo that reflection comes is converted to electric echo signal, is output to ultrasound by above-mentioned signal cable (illustration omitted) Wave observation device 3.

Rigid member 212 is the hardened member being made of resin material etc., has the direction of insertion along insertion section 21 What is extended is generally cylindrical shaped.Moreover, being formed with the illumination hole for extending through tip side from cardinal extremity respectively in rigid member 212 (illustration omitted), hole for shooting (illustration omitted), aspirated and water sending hole 2122, send water hole 2123 at treatment apparatus channel 2121 And hole 2124 is used in suction (referring to Fig. 2).

In illumination with the inside of hole (illustration omitted) inserted with the injection end side of above-mentioned light guide (illustration omitted).And And it is irradiated in subject via the illumination with hole from the illumination light that the supply of light supply apparatus 42 comes.

The inside of hole for shooting (illustration omitted) be equipped with for make to irradiate from light supply apparatus 42 and in subject it is anti- Penetrate come light (subject image) assemble to object optical system (illustration omitted) and for shoot this to object optical system meeting The photographing element (illustration omitted) of poly- subject image.Moreover, the picture signal shot by the photographing element is via above-mentioned Signal cable (illustration omitted) is sent to endoscopic visualization device 4 (video processor 41).

Treatment apparatus channel 2121 is for making the inside (aftermentioned the 1st pipeline 61 of tip side) through insertion section 21 Treatment apparatus (such as puncture needle etc.) is projected into external hole, and is for aspirating the hole for being detected intracorporal liquid.

Aspirated and water sending is for supplying gas or sending water towards above-mentioned hole for shooting (illustration omitted) and clean with hole 2122 To the hole of object optical system (illustration omitted).

Sending water hole 2123 is for the ball to the top for being mounted on insertion section 21 in a manner of covering ultrasonic probe 211 The hole of filling water in capsule (illustration omitted).

Suction hole 2124 is the hole for aspirating the water in the sacculus (illustration omitted).

Operation portion 22 is the part for linking with the base end side of insertion section 21 and be used to receive the various operations from doctor etc.. As shown in Figure 1, the operation portion 22 includes for the crooked knob 221 of bending operation bending section 213 and for carrying out various operations Multiple operating members 222.

Here, being equipped with the 5th pipeline 65 of the 1st 61~tip side of pipeline of tip side (referring to figure in insertion section 21 and operation portion 22 2).In addition, being equipped with the aspirated and water sending cylinder 7 being connected to the 5th pipeline 65 of the 1st 61~tip side of pipeline of tip side in operation portion 22 and taking out Inhale cylinder 8 (referring to Fig. 2).Also, one for constituting multiple operating members 222 is separately installed in aspirated and water sending cylinder 7 and suction cylinder 8 Point and for correspondingly switching the 5th pipeline 65 of the 1st 61~tip side of pipeline of tip side and aftermentioned with the operation from doctor etc. The connection status of the 3rd pipeline 68 of the 1st 66~base end side of pipeline of base end side (referring to Fig. 2) aspirated and water sending button 11 (referring to Fig. 4, Fig. 5) and pumping button 14 (referring to Fig. 7~Fig. 9).

In addition, the 5th pipeline 65 of the 1st 61~tip side of pipeline of tip side and the 3rd pipeline of the 1st 66~base end side of pipeline of base end side 68 are equivalent to multiple pipelines 6 of the invention (referring to Fig. 2).In addition, aspirated and water sending button 11 and pumping button 14 are equivalent to this hair Bright endoscope-use button 10 (referring to Fig. 4, Fig. 5, Fig. 7~Fig. 9).Moreover, multiple pipelines 6, aspirated and water sending cylinder 7, suction cylinder 8 and The detailed structure of endoscope-use button 10 is seen below.

Universal automatic cable 23 is to extend from operation portion 22 and be equipped with above-mentioned light guide (illustration omitted), multiple signal cables The cable of (illustration omitted).

Endoscope-use connector 24 is located at the end of Universal automatic cable 23.Moreover, endoscope-use connector 24 includes being connected with It the ultrasonic wave connection device 241 (Fig. 1) of ultrasonic wave cable 31 and is inserted into endoscopic visualization device 4 and is connected to video processor 41 With the intercalation part 242 of light supply apparatus 42 (referring to Fig. 2).

Here, being equipped with the 1st 66~cardinal extremity of pipeline of base end side in operation portion 22, Universal automatic cable 23 and endoscope-use connector 24 The 3rd pipeline 68 of side, the 3rd pipeline 68 of the 1st 66~base end side of pipeline of base end side and the aspirated and water sending cylinder 7 and pumping that are set to operation portion 22 Inhale the connection of cylinder 8 (referring to Fig. 2).

In addition, being equipped with multiple electric contacts (illustration omitted), light guide tube head 243 (referring to Fig. 2) in intercalation part 242 and sending Gas is with tube head 244 (referring to Fig. 2).

Multiple electric contacts are electric with video processor 41 when endoscope-use connector 24 is inserted into endoscopic visualization device 4 The part of connection.

Light guide tube head 243 is that the incident end side of above-mentioned light guide (illustration omitted) is supplied to run through and connect in endoscope-use For being optically connected with the part of the light guide and light supply apparatus 42 when device 24 is inserted into endoscopic visualization device 4.

Supply gas with tube head 244 be when endoscope-use connector 24 is inserted into endoscopic visualization device 4 be located at light source dress Set the part of light source pump P1 (referring to Fig. 2) connection of 42 inside.

Also, it is equipped in endoscope-use connector 24 and send water with external send water tank Ta (referring to Fig. 2) to connect the 1st respectively The suction sending water tube head 246 (Fig. 2 reference) with tube head 245 and the 2nd and being connect with external suction pump P2 (referring to Fig. 2) With tube head 247 (referring to Fig. 2).

(structures of multiple pipelines)

Fig. 2 is the figure for showing schematically multiple pipelines 6 set on ultrasonic endoscope 2.

Hereinafter, illustrating multiple pipelines 6 referring to Fig. 2.

As described above, multiple pipelines 6 are by the 5th pipeline 65 of the 1st 61~tip side of pipeline of tip side and the 1st pipeline 66 of base end side The 3rd pipeline 68 of~base end side is constituted.

The 1st pipeline 61 of tip side is for being projected into treatment apparatus (such as puncture needle etc.) from treatment apparatus channel 2121 External pipeline, and be the pipeline for being detected intracorporal liquid from the treatment apparatus channel 2121 suction.As shown in Fig. 2, The 1st pipeline 61 of tip side includes treatment apparatus pipe 611 and suction tube 612.

Treatment apparatus pipe 611 is looped around the inside of bending section 213 and the inside of flexible pipe 214, one end and treatment apparatus Channel 2121 is connected to.In addition, treatment apparatus pipe 611 connects with the treatment apparatus insert port 223 (Fig. 1, Fig. 2) for being set to operation portion 22 It is logical.That is, treatment apparatus (such as puncture needle etc.) is inserted into treatment apparatus pipe 611 via treatment apparatus insert port 223, and from disposition Utensil channel 2121 is projected into outside.

Suction tube 612 is looped around the inside of operation portion 22, and one end is connected to the other end for the treatment of apparatus pipe 611, another One end is connected to suction cylinder 8.

The 2nd pipeline 62 of tip side is the pipe for being supplied gas from aspirated and water sending with hole 2122 towards hole for shooting (illustration omitted) Road, the 2nd pipeline 62 of tip side are looped around the inside of the inside of bending section 213, the inside of flexible pipe 214 and operation portion 22, One end is connected to aspirated and water sending hole 2122, and the other end is connected to aspirated and water sending cylinder 7.

The 3rd pipeline 63 of tip side is the pipe for sending water towards hole for shooting (illustration omitted) with hole 2122 from aspirated and water sending Road, the 3rd pipeline 63 of tip side are looped around the inside of the inside of bending section 213, the inside of flexible pipe 214 and operation portion 22, One end is connected to aspirated and water sending hole 2122, and the other end is connected to aspirated and water sending cylinder 7.

The 4th pipeline 64 of tip side is for being somebody's turn to do from the pipeline for sending the filling water into sacculus (illustration omitted) of water hole 2123 The 4th pipeline 64 of tip side is looped around the inside of the inside of bending section 213, the inside of flexible pipe 214 and operation portion 22, one end with Water hole 2123 is sent to be connected to, the other end is connected to aspirated and water sending cylinder 7.

The 5th pipeline 65 of tip side is the pipeline for aspirating the water in sacculus (illustration omitted) from suction hole 2124, should The 5th pipeline 65 of tip side is looped around the inside of the inside of bending section 213, the inside of flexible pipe 214 and operation portion 22, one end with Suction is connected to hole 2124, and the other end is connected to suction cylinder 8.

The 1st pipeline 66 of base end side is for making the air circulation to gush out from light source pump P1 to aspirated and water sending cylinder 7 and sending water The pipeline of case Ta, the 1st pipeline 66 of base end side are looped around the inside of operation portion 22, the inside of Universal automatic cable 23 and endoscope-use and connect Connect the inside of device 24.Moreover, the 1st pipeline 66 of base end side be branched off into each one end of two pipelines respectively with supply gas with tube head 244 and 1st send water tube head 245 to be connected to, and the other end is connected to aspirated and water sending cylinder 7.

The 2nd pipeline 67 of base end side is the pipeline for making to lead to aspirated and water sending cylinder 7 from the water flow for sending water tank Ta to gush out, should The 2nd pipeline 67 of base end side is looped around the inside of the inside of operation portion 22, the inside of Universal automatic cable 23 and endoscope-use connector 24. Moreover, one end of the 2nd pipeline 67 of base end side send water tube head 246 to be connected to the 2nd, the other end is connected to aspirated and water sending cylinder 7.

The 3rd pipeline 68 of base end side is the pipeline for being aspirated to the liquid in suction cylinder 8, the 3rd pipeline of base end side 68 are looped around the inside of the inside of operation portion 22, the inside of Universal automatic cable 23 and endoscope-use connector 24, one end and suction It is connected to tube head 247, the other end is connected to suction cylinder 8.

(structure of aspirated and water sending cylinder)

Fig. 3 is the cross-sectional view for indicating the structure of aspirated and water sending cylinder 7.

Hereinafter, illustrating the structure of aspirated and water sending cylinder 7 referring to Fig. 3.

Aspirated and water sending cylinder 7 have by along in Fig. 3 up and down direction extend axis Ax1 centered on axis have bottom circle Barrel shape.Moreover, as shown in figure 3, aspirated and water sending cylinder 7 has, along central axis Ax1, (bottomed cylindrical is supplied gas for side from below Send the bottom surface side of water vat 7) upward side (open side of the aspirated and water sending cylinder 7 of bottomed cylindrical) be linked in sequence equipped with lower end Canister portion 71, the structure for sliding canister portion 72, upper end canister portion 73 and fitting cylinder section 74.

In lower end, the side wall of canister portion 71 is formed with the communication paths 711 for making the inside and outside connection of the lower end canister portion 71.Moreover, such as Shown in Fig. 3, the other end of the 3rd pipeline 63 of tip side is connected to communication paths 711 by tube head etc..

Sliding canister portion 72 has the internal diameter smaller than the internal diameter of lower end canister portion 71.As shown in figure 3, in the sliding cylinder From upper side, side is respectively formed with makes the communication paths of the inside and outside connection of aspirated and water sending cylinder 7 in order the side wall in portion 72 downward 721~723.Moreover, the other end of the 1st pipeline 66 of base end side is connected to communication paths 721 by tube head etc..In addition, tip side The other end of 4th pipeline 64 is connected to communication paths 722 by tube head etc..Also, the other end of the 2nd pipeline 67 of base end side by Tube head etc. is connected to communication paths 723.

In addition, as shown in figure 3, communication paths 721 sliding canister portion 72 side wall in for the time being upwards be bent after The upper surface of upper end canister portion 73 is open.

Upper end canister portion 73 has the internal diameter bigger than the internal diameter for sliding canister portion 72.As shown in figure 3, in upper end cylinder The side wall in portion 73 is formed with the communication paths 731 for making the inside and outside connection of the upper end canister portion 73.Moreover, the 2nd pipeline 62 of tip side The other end is connected to communication paths 731.

Fitting cylinder section 74 has the internal diameter bigger than the internal diameter of upper end canister portion 73.Moreover, as shown in figure 3, embedding The outer peripheral surface for closing canister portion 74 is fixed with the tube head 75 for installing aspirated and water sending button 11.

The tube head 75 has cylindrical shape, utilizes the outer peripheral surface for being for example screwed and being fixed on fitting cylinder section 74. Moreover, tube head 75 is projected into outside from the inside of operation portion 22 in the state of being fixed on the outer peripheral surface of fitting cylinder section 74.

As shown in figure 3, the outer peripheral surface in the tube head 75 is equipped with engaging protrusion 751, which has with protrusion 751 There is the annulus shape extended within the scope of the complete cycle of the outer peripheral surface, from the upper end of the outer peripheral surface to separate central axis Ax1's Side is prominent.

(structure of aspirated and water sending button)

Fig. 4 and Fig. 5 is the figure for indicating the structure of aspirated and water sending button 11.In particular, Fig. 4 is indicated in tube head 75 (aspirated and water sending cylinder 7) is equipped with the cross-sectional view of the state of aspirated and water sending button 11.That is, the lower side in Fig. 4 indicates aspirated and water sending Button 11 is installed on the tip side of the installation direction of tube head 75.Fig. 5 is to indicate to dismantle from tube head 75 (aspirated and water sending cylinder 7) The cross-sectional view of the state of aspirated and water sending button 11.In addition, the lower side in Fig. 5 indicates direction identical with the lower side in Fig. 4 (tip side of installation direction).

Hereinafter, illustrating the structure of aspirated and water sending button 11 referring to Fig. 4 and Fig. 5.

Aspirated and water sending button 11 have when it is installed on tube head 75 (aspirated and water sending cylinder 7) (Fig. 4) mutually integration and The 1st unit 12 of aspirated and water sending and aspirated and water sending (Fig. 5) disconnected from each other the when it is dismantled from tube head 75 (aspirated and water sending cylinder 7) 2 units 13.

(structure of aspirated and water sending Unit the 1st)

The 1st unit 12 of aspirated and water sending has the function as Unit the 1st of the invention.As shown in Fig. 4 or Fig. 5, this is supplied gas Sending the 1st unit 12 of water includes cylindrical member 121, indentation component 122, the 2nd movable link 123 and outside spring member 124.

Cylindrical member 121 has will be along axis centered on the axis Ax2 of the up and down direction extension in Fig. 4 or Fig. 5 Whole substantially cylindrical shape.As shown in Fig. 4 or Fig. 5, rubber tube 1211 and inner circumferential side of the cylindrical member 121 with peripheral side Structure made of metal cylinder 1212 integrally engages.

As shown in Fig. 4 or Fig. 5, engaging recess portion 1211A, the card are formed in the lower side of the inner peripheral surface of rubber tube 1211 Sharing recess portion 1211A has the annulus shape extended within the scope of the complete cycle of the inner peripheral surface, inserts for engaging protrusion 751 Enter.Moreover, passing through engaging with 751 jam of protrusion in engaging recess portion 1211A, so that aspirated and water sending button 11 is installed on pipe Head 75 (aspirated and water sending cylinder 7) (Fig. 4).In this state, as shown in figure 4, the central axis Ax1 and tubular of aspirated and water sending cylinder 7 The central axis Ax2 of component 121 (aspirated and water sending button 11) is consistent with each other.

Metal cylinder 1212 is located at upper side with recess portion 1211A relative to engaging in the inner peripheral surface of rubber tube 1211.

As shown in Fig. 4 or Fig. 5, in the metal cylinder 1212, circular recess portion 1212A is formed in the inner circumferential side of lower end, Side is recessed upward from the lower end by recess portion 1212A, extends within the scope of the complete cycle of the inner peripheral surface of the metal cylinder 1212.

In addition, recess portion 1212A has the function as holding section of the invention.

In addition, as shown in Fig. 4 or Fig. 5, in the inner peripheral surface of metal cylinder 1212 using being for example screwed and being fixed with has The containment member 1212B of annulus shape.

Indentation component 122 is the part for receiving the push operation of doctor etc. (aspirated and water sending operation).Such as Fig. 4 or Fig. 5 Shown, which includes indentation member body 1221 and shaft component 1222.

Indentation member body 1221 is the part operated for receiving the aspirated and water sending of doctor etc., is formed as and tubular structure Coaxial substantially cylindric of part 121, has smaller than the internal diameter of cylindrical member 121 and internal diameter ruler than containment member 1212B Very little big outer diameter.

In the indentation member body 1221, it is formed through upper and lower surface on central axis Ax2 and has and overlooks in big Cause the leak 1221A of circular shape.

As shown in Fig. 4 or Fig. 5, shaft component 1222 includes shaft component main body 1222A and protruding portion 1222B.

Shaft component main body 1222A has the cylindrical shape coaxial with cylindrical member 121, internal to connect with leak 1221A Logical, which is fixed on indentation component master in the state of being projected into the lower side of indentation member body 1221 Body 1221.As shown in Fig. 4 or Fig. 5, the internal diameter that the inner peripheral surface of shaft component main body 1222A is formed as lower side is greater than top The internal diameter of side and ladder-like with stage portion 1222C.

Protruding portion 1222B has the annulus shape extended within the scope of the complete cycle of the outer peripheral surface of shaft component main body 1222A, It is prominent to the side far from central axis Ax2 from the lower end of the outer peripheral surface.

2nd movable link 123 has the whole substantially cylindrical shape coaxial with cylindrical member 121.As shown in Fig. 4 or Fig. 5, 2nd movable link 123 is tied made of there is the metal cap 123A of peripheral side and the rubber cap 123B of inner circumferential side integrally to engage Structure comprising canister portion 1231, interior side's protruding portion 1232 and foreign side's protruding portion 1233.

Canister portion 1231 is the cylindric part coaxial with cylindrical member 121, has the outer diameter ruler than protruding portion 1222B Very little larger internal diameter, and there is the outer diameter smaller than the internal diameter of cylindrical member 121.

Interior side's protruding portion 1232 is the part from the upper end of canister portion 1231 towards central axis Ax2 annular shape outstanding, With the larger internal diameter of the outer diameter than shaft component main body 1222A.

Moreover, indentation component 122 is installed as to move relative to the 2nd movable link 123 along central axis Ax2.

In particular, the lower side of shaft component main body 1222A is located at the inside of canister portion 1231 for being pressed into component 122, and On one side make the outer peripheral surface of protruding portion 1222B make while being slided on the inner peripheral surface (rubber cap 123B) of canister portion 1231 be pressed into component 122 can move along central axis Ax2.At this point, indentation member body 1221 and Nei Fang protruding portion 1232 are in indentation component 122 It is mutually abutted against in the case where being moved to lower side relative to the 2nd movable link 123, becoming prevents indentation component 122 movable from the 2nd The anti-falling piece that component 123 is detached from.In addition, protruding portion 1222B and Nei Fang protruding portion 1232 can relative to the 2nd in indentation component 122 Dynamic component 123 mutually abuts against in the case where being moved to upper side, and becoming prevents indentation component 122 to be detached from from the 2nd movable link 123 Anti-falling piece.

Foreign side's protruding portion 1233 is outstanding circular to the side far from central axis Ax2 from the lower end of canister portion 1231 Part has the outer diameter smaller than the internal diameter of cylindrical member 121 (metal cylinder 1212).

Moreover, the 2nd movable link 123 is installed as to move relative to cylindrical member 121 along central axis Ax2.

In particular, making the outer peripheral surface of foreign side's protruding portion 1233 in the inner peripheral surface (metal cylinder of cylindrical member 121 on one side 1212) sliding on one side enables the 2nd movable link 123 to move along central axis Ax2.At this point, containment member 1212B and pressure Enter member body 1221 mutually to abut against in the case where the 2nd movable link 123 is moved to lower side relative to cylindrical member 121, As the anti-falling piece for preventing the 2nd movable link 123 to be detached from from cylindrical member 121.In addition, containment member 1212B and foreign side are prominent Portion 1233 is mutually abutted against in the case where the 2nd movable link 123 is moved to upper side relative to cylindrical member 121, and becoming prevents The anti-falling piece that 2nd movable link 123 is detached from from cylindrical member 121.

Outside spring member 124 is made of compression helical spring, in the state that canister portion 1231 is on its interior, the outside One end of spring member 124 is connected to the lower surface of indentation member body 1221, and the other end is connected to foreign side's protruding portion 1233 Upper surface.Moreover, outside spring member 124 along central axis Ax2 to indentation component 122 and the 2nd movable link 123 to mutual Mutually separate direction force.

(structure of aspirated and water sending Unit the 2nd)

The 2nd unit 13 of aspirated and water sending has the function as Unit the 2nd of the invention.As shown in Fig. 4 or Fig. 5, this is supplied gas Sending the 2nd unit 13 of water includes fixing component 131, the 1st movable link 132 and inside spring member 133.

Fixing component 131 (the 1st unit 12 of aspirated and water sending and is sent in the state that aspirated and water sending button 11 is installed on tube head 75 The mutual integrated state of pneumatic transmission water Unit the 2nd 13) under be inserted into the inside of cylindrical member 121, and be fixed on cylindrical member 121 inner peripheral surface.As shown in Fig. 4 or Fig. 5, which is formed as the entirety substantially cylinder coaxial with cylindrical member 121 Shape, with side is linked in sequence equipped with small diameter portion 1311, flange part 1312 and large-diameter portion 1313 upward for side from below Structure.

Small diameter portion 1311 is to be embedded into aspirated and water sending cylinder 7 in the state that aspirated and water sending button 11 is installed on tube head 75 The part of the inside of upper end canister portion 73 and sliding canister portion 72.The small diameter portion 1311 be set to under shaft component main body 1222A The internal diameter of square side is roughly the same.

As shown in Fig. 4 or Fig. 5, in the small diameter portion 1311, the sealing element of O-ring shape is installed in the lower side of outer peripheral surface 1311A.Moreover, sealing element 1311A is connected to sliding canister portion in the state that aspirated and water sending button 11 is installed on tube head 75 72 inner peripheral surface.The inside of canister portion 72 and the inside of upper end canister portion 73 is slided as a result, by watertight and to be gas-tightly insulated.

In addition, in the side wall of small diameter portion 1311, being spaced apart defined compartment of terrain around central axis Ax2 as shown in Fig. 4 or Fig. 5 It is formed with multiple intercommunicating pore 1311B for making inside and outside connection.Moreover, the outer peripheral surface in small diameter portion 1311 has in the whole of the outer peripheral surface The annular shape extended in all ranges, is equipped with the check-valves 1311C for covering multiple intercommunicating pore 1311B.In addition, in aspirated and water sending Button 11 is installed in the state of tube head 75, and the upper end of check-valves 1311C is connected to the inner peripheral surface of upper end canister portion 73.By This, the inside of upper end canister portion 73 and the inside of fitting cylinder section 74 by watertight and are gas-tightly insulated.

Flange part 1312 has from the upper end of small diameter portion 1311 to the side circular ring shape outstanding far from central axis Ax2 Shape.

The inner circumferential side of the lower end of large-diameter portion 1313 is integrally formed at the peripheral side of the upper surface of flange part 1312.Moreover, When cylindrical member 121 is installed on tube head 75, the outer peripheral edge portion of the upper end of large-diameter portion 1313 abuts (engaging) in cylindrical member 121 recess portion 1212A, and pressed downward.Fixing component 131 is fixed relative to cylindrical member 121 as a result,.Moreover, sending The 2nd unit 13 of pneumatic transmission water be sticked in recess portion 1212A using fixing component 131 when cylindrical member 121 is installed on tube head 75 and It is integrated with the 1st unit 12 of aspirated and water sending.In addition, the 2nd unit 13 of aspirated and water sending is when cylindrical member 121 is dismantled from tube head 75 It is released from using the engaging of fixing component 131 and recess portion 1212A and is separated from the 1st unit 12 of aspirated and water sending.

As shown in Fig. 4 or Fig. 5, in the large-diameter portion 1313, the sealing element of O-ring shape is installed in the lower side of outer peripheral surface 1313A.Moreover, sealing element 1313A is connected to fitting cylinder section in the state that aspirated and water sending button 11 is installed on tube head 75 74 inner peripheral surface.Thus, it is ensured that watertight and air-tightness between aspirated and water sending button 11 and aspirated and water sending cylinder 7.

In addition, in the state that aspirated and water sending button 11 is installed on tube head 75, in the lower end surface of large-diameter portion 1313 and upper It holds and is formed with space (being recorded as the 1st space A1 (Fig. 4) below) between the upper surface of canister portion 73.Moreover, in large-diameter portion 1313, around Central axis Ax2 alternately forms multiple intercommunicating pores for running through upper and lower surface and being connected to the 1st space A1 as defined in being spaced apart 1313B。

1st movable link 132 has the entirety coaxial with cylindrical member 121 generally cylindrical shaped, is inserted into fixed structure The inside of part 131.As shown in Fig. 4 or Fig. 5, the 1st movable link 132 has from below that side is linked in sequence and sets upward for side There is the structure of top axle portion 1321 and cardinal extremity axle portion 1322.

As shown in Fig. 4 or Fig. 5, the outer peripheral surface of axle portion 1321 on top, side is in order integrally upward for side from below Embedded with the 1st sealing element 1321A, the 2nd sealing element 1321B, connection shaft supporting member 1321D and the 3rd sealing element 1321C.

The 1st sealing element 1321C of sealing element 1321A~the 3rd is, for example, that will integrally be engaged in the rubber component of O-ring shape The pedestal of metal tub and the component constituted.Moreover, the 1st is close in the state that aspirated and water sending button 11 is installed on tube head 75 The sealing element 1321C of sealing 1321A~the 3rd is connected to the inner peripheral surface of sliding canister portion 72.As a result, sliding canister portion 72 inside, by The space that the 1st sealing element 1321C of sealing element 1321A~the 3rd is divided by watertight and is gas-tightly insulated.

Connection shaft supporting member 1321D is movable by the 1st in the state that aspirated and water sending button 11 is installed on tube head 75 Component 132 is pivotally supported in the component of aspirated and water sending cylinder 7.Though specific diagram is omitted in connection shaft supporting member 1321D, only There is a part of outer peripheral surface to be connected to the inner peripheral surface of sliding canister portion 72.That is, connection shaft supporting member 1321D is in sliding canister portion 72 Inside does not interfere the upper and lower fluid circulation of connection shaft supporting member 1321D.

Cardinal extremity axle portion 1322 has the outer diameter than top axle portion 1321 greatly and than the internal diameter (axis of small diameter portion 1311 The internal diameter of the lower side of member body 1222A) smaller outer diameter.

In the cardinal extremity axle portion 1322, as shown in Fig. 4 or Fig. 5, it is formed on central axis Ax2 from upper end side downward What is extended has lower shaft hole 1322A.

In addition, side is formed in order and has lower shaft hole upward for side from below in the side wall of cardinal extremity axle portion 1322 Intercommunicating pore 1322B~1322D of 1322A connection.

Also, in the outer peripheral surface of cardinal extremity axle portion 1322, it is formed with protruding portion 1322E in the upper side of intercommunicating pore 1322D, it should Protruding portion 1322E has the annulus shape extended within the scope of the complete cycle of the outer peripheral surface, from the periphery away from central axis The side of line Ax2 is prominent.

Moreover, the 1st movable link 132 is installed as to move relative to fixing component 131 along central axis Ax2.

In particular, making the outer peripheral surface of cardinal extremity axle portion 1322 in the inner peripheral surface and flange part 1312 of small diameter portion 1311 on one side Sliding on inner peripheral surface on one side enables the 1st movable link 132 to move along central axis Ax2.At this point, protruding portion 1322E and convex Edge 1312 is mutually abutted against in the case where the 1st movable link 132 is moved to lower side relative to fixing component 131, becomes anti- The only anti-falling piece that 132 self-retaining component 131 of the 1st movable link is detached from.In addition, the 3rd sealing element 1321C and small diameter portion 1311 exist 1st movable link 132 mutually abuts against in the case where being moved to upper side relative to fixing component 131, and becoming prevents the 1st movable structure The anti-falling piece that 132 self-retaining component 131 of part is detached from.

Inside spring member 133 is made of the weak compression helical spring of the force than outside spring member 124, in cardinal extremity axis In the state that portion 1322 is on its interior, one end of the inside spring member 133 is connected to the lower surface of protruding portion 1322E, The other end is connected to the upper surface of flange part 1312.Moreover, inside spring member 133 is along central axis Ax2 to fixing component 131 and the 1st movable link 132 exerts a force to making their directions away from each other.

Moreover, in the state that aspirated and water sending button 11 is installed on tube head 75, as shown in figure 4, cardinal extremity axle portion 1322 Upper end side be inserted into the inside of shaft component main body 1222A.In addition, the upper end of cardinal extremity axle portion 1322 is connected to stage portion 1222C. Also, the upper surface of protruding portion 1322E is connected to the lower surface of protruding portion 1222B.That is, the 1st movable link 132 can with to pressure Enter the push operation of component 122 (indentation member body 1221) progress correspondingly with the indentation component 122 together along central axis Line Ax2 is mobile.

In addition, in the state that aspirated and water sending button 11 is installed on tube head 75, by cylindrical member 121, the 2nd movable structure The space (being recorded as the 2nd space A2 (Fig. 4) below) that part 123 and fixing component 131 are surrounded becomes the flow path to circulate for fluid. That is, dismantled aspirated and water sending button 11 from tube head 75 and the 1st unit 12 of aspirated and water sending and the 2nd unit 13 of aspirated and water sending separation In the state of, as shown in figure 5, a part of the flow path (the 2nd space A2) is exposed to outside.

(structure of suction cylinder)

Fig. 6 is the cross-sectional view for indicating the structure of suction cylinder 8.

Hereinafter, illustrating the structure for aspirating cylinder 8 referring to Fig. 6.

Suction cylinder 8 has axis centered on the axis Ax3 extended along the up and down direction in Fig. 6 having a round-ended cylinder shape Shape.Moreover, as shown in fig. 6, be respectively equipped with connecting pipeline 81~83 in suction cylinder 8, the connecting pipeline 81~83 and the suction cylinder 8 Inside connection, and the end face side (bottomed cylindrical upward of side (bottom surface side of the suction cylinder 8 of bottomed cylindrical) from below Suction cylinder 8 open side) extend.Moreover, one end of the 3rd pipeline 68 of base end side is in connecting pipeline 81.In addition, tip side The other end of 1st pipeline 61 (suction tube 612) is connected to connecting pipeline 82.Also, the other end of the 5th pipeline 65 of tip side connects In connecting pipeline 83.

Here, as shown in fig. 6, connecting pipeline 83 has, side is linked in sequence equipped with wide diameter portion upward for side from below 831, compared with the wide diameter portion 831 the lesser small diameter portion 832 of internal diameter and compared with the small diameter portion 832 internal diameter compared with The structure of big large-diameter portion 833.In addition, large-diameter portion 833 is connected to the upper side of connecting pipeline 81.

In addition, the wall part between connecting pipeline 81,82 is formed with the connection for making to be connected between the connecting pipeline 81,82 Hole 84.

As shown in fig. 6, the outer peripheral surface in the upper end of suction cylinder 8 described above is fixed with for installing pumping button 14 Tube head 85.

The tube head 85 has shape identical with above-mentioned tube head 75, utilizes and is for example screwed and is fixed on pumping Inhale the outer peripheral surface of the upper end of cylinder 8.That is, as shown in fig. 6, tube head 85 is with identical with protrusion 751 as the engaging of tube head 75 Engaging protrusion 851.

(structure of pumping button)

Fig. 7~Fig. 9 is the figure for indicating the structure of pumping button 14.In particular, Fig. 7 is (to be installed on tube head from upper side The base end side of the installation direction in portion 85 (suction cylinder 8)) observation pumping button 14 figure.Fig. 8 is to utilize VIII- shown in Fig. 7 The section view of VIII line (across the sacculus suction line of through hole 1611E and connecting rod through hole 1611F) cutting pumping button 14 Figure indicates the state that pumping button 14 is installed on to tube head 85 (suction cylinder 8).That is, the lower side in Fig. 8 indicates pumping button The tip side of 14 installation direction for being installed on tube head 85.Fig. 9 is (to pass through sacculus suction to use using IV-IV line shown in Fig. 7 The line of through hole 1611E and through hole 1611D) cutting pumping button 14 cross-sectional view, indicate to tear open from tube head 85 (suction cylinder 8) The state of pumping button 14 is unloaded.In addition, lower side in Fig. 9 indicate direction identical with the lower side of Fig. 8 (installation direction Tip side).

Hereinafter, illustrating the structure of pumping button 14 referring to Fig. 7~Fig. 9.

Pumping button 14 has the 1st unit 15 of suction and the 2nd unit 16 of suction, and the 1st unit 15 of suction and suction the 2nd are single (Fig. 8) integration mutually when being installed on tube head 85 (suction cylinder 8) of member 16, (figure when from tube head 85 (suction cylinder 8) disassembly 9) disconnected from each other.

(structure of suction Unit the 1st)

The 1st unit 15 is aspirated with the function as Unit the 1st of the invention.As shown in Fig. 8 or Fig. 9, the suction the 1st is single Member 15 has cylindrical member 151.

Cylindrical member 151 has shape identical with above-mentioned cylindrical member 121.That is, as shown in Fig. 8 or Fig. 9, tubular structure Part 151 has ((includes with the identical rubber tube 1511 of recess portion 1211A) comprising engaging with the rubber tube 1211 of cylindrical member 121 Engaging recess portion 1511A) and the identical metal cylinder 1512 (including recess portion 1512A) with metal cylinder 1212 (including recess portion 1212A). Moreover, passing through engaging with 851 jam of protrusion in engaging recess portion 1511A, so that pumping button 14 be made to be installed on tube head 85 (suction cylinders 8).In this state, as shown in figure 8, the 151 (pumping button of central axis Ax3 and cylindrical member of suction cylinder 8 14) central axis Ax4 is consistent with each other.

In addition, recess portion 1512A has the function as holding section of the invention.

(structure of suction Unit the 2nd)

The 2nd unit 16 is aspirated with the function as Unit the 2nd of the invention.As shown in Fig. 8 or Fig. 9, the suction the 2nd is single Member 16 includes fixing component 161, the 1st movable link 162, indentation component 163, the 2nd movable link 164, outside spring member 165 And inside spring member 166.

Fixing component 161 is installed on state (the 2nd list of the 1st unit 15 of suction and suction of tube head 85 in pumping button 14 First 16 mutual integrated states) under be inserted into the inside of cylindrical member 151 and consolidate relative to the inner peripheral surface of cylindrical member 151 It is fixed.As shown in Fig. 8 or Fig. 9, which includes fixing component main body 1611 and protruding portion 1612.

Fixing component main body 1611 be formed as with coaxial disk-shaped of cylindrical member 151, have than in tube head 85 The smaller outer diameter of diameter size.

As shown in Fig. 8 or Fig. 9, the sealing element of O-ring shape is installed in the outer peripheral surface of the fixing component main body 1611 1611A.Moreover, sealing element 1611A is connected to the interior of tube head 85 in the state that pumping button 14 is installed on tube head 85 Circumferential surface.Thus, it is ensured that watertight and air-tightness between pumping button 14 and suction cylinder 8.

In addition, being formed through upper and lower surface on central axis Ax4 in fixing component main body 1611 and being in overlooking The through hole 1611B of circular shape.Through hole 1611B has the internal diameter ruler smaller than the internal diameter of connecting pipeline 82 It is very little.Extend upwards moreover, erectting to be equipped with from the marginal portion of through hole 1611B in the upper surface of fixing component main body 1611 Cylindric canister portion 1611C.

Also, in fixing component main body 1611, around central axis Ax4 be spaced apart as defined in alternately formed 3 through holes Through hole 1611E and two connecting rod through hole 1611F (Fig. 7~Fig. 9) are used in 1611D, sacculus suction.

Protruding portion 1612 has the annulus shape extended within the scope of the complete cycle of the outer peripheral surface of fixing component main body 1611, It is prominent to the side far from central axis Ax4 from the upper end of the outer peripheral surface.Moreover, being installed on tube head 85 in cylindrical member 151 When, the outer peripheral edge portion of the upper end of protruding portion 1612 abuts (engaging) in the recess portion 1512A of cylindrical member 151, and by under Side's pressing.Fixing component 161 is fixed relative to cylindrical member 151 as a result,.Moreover, the 2nd unit 16 of suction is in cylindrical member 151 Recess portion 1512A is sticked in and integrated with the 1st unit 15 of suction using fixing component 161 when being installed on tube head 85.In addition, taking out The 2nd unit 16 is inhaled to be solved when cylindrical member 151 is dismantled from tube head 85 using the engaging of fixing component 161 and recess portion 1512A It removes and aspirates the separation of the 1st unit 15 certainly.

1st movable link 162 has the entirety coaxial with cylindrical member 151 generally cylindrical shaped, is inserted into canister portion The inside of 1611C.As shown in Fig. 8 or Fig. 9, the 1st movable link 162 has from below that side is linked in sequence and sets upward for side There is the structure of top axle portion 1621 and cardinal extremity axle portion 1622.

Top axle portion 1621 has internal diameter smaller than the internal diameter of connecting pipeline 82 and than through hole 1611B Larger outer diameter.

As shown in Fig. 8 or Fig. 9, in the top axle portion 1621, it is formed on central axis Ax4 from lower end side upward What is extended has lower shaft hole 1621A.

In addition, the side wall in top axle portion 1621 is formed with and the intercommunicating pore 1621B that has lower shaft hole 1621A to be connected to.

Cardinal extremity axle portion 1622 has the outer diameter smaller than the internal diameter of through hole 1611B.

Moreover, the 1st movable link 162 is installed as to move relative to fixing component 161 along central axis Ax4.

In particular, making the cardinal extremity axle portion on one side in the state that cardinal extremity axle portion 1622 is inserted into the inside of canister portion 1611C 1622 outer peripheral surface slides on one side on the inner peripheral surface of canister portion 1611C enables the 1st movable link 162 along central axis Ax4 is mobile.At this point, indentation component 163 and the 2nd movable link 164 (aftermentioned airtight cap 1641) are in 162 phase of the 1st movable link It is mutually abutted against in the case where being moved to lower side for fixing component 161, becoming prevents 162 self-retaining component of the 1st movable link 161 anti-falling pieces being detached from.In addition, top axle portion 1621 and fixing component main body 1611 are in the 1st movable link 162 relative to fixation Component 161 mutually abuts against in the case where being moved to upper side, and becoming prevents the disengaging of 162 self-retaining component 161 of the 1st movable link Anti-falling piece.

Indentation component 163 is part for receiving the push operation of doctor etc. (suction operation), is formed as and tubular Coaxial substantially cylindric of component 151, with outer diameter smaller than the internal diameter of cylindrical member 151 and than the 1st movable link 162 The big outer diameter of size.Moreover, indentation component 163 is fixed on the upper end of the 1st movable link 162.

That is, the 1st movable link 162 can with to indentation component 163 carry out push operation correspondingly with the indentation component 163 move along central axis Ax4 together.

As shown in Fig. 8 or Fig. 9, the 2nd movable link 164 includes airtight cap 1641, sacculus pumping piston 1645 and two Connecting rod 1646.

Airtight cap 1641 has the whole substantially cylindrical shape coaxial with cylindrical member 151.As shown in Fig. 8 or Fig. 9, the gas Close cap 1641 includes canister portion 1642, interior side's protruding portion 1643 and foreign side's protruding portion 1644.

Canister portion 1642 is the cylindric part coaxial with cylindrical member 151, has the base than the 1st movable link 162 The internal diameter for holding the outer diameter of axle portion 1622 big, and there is the outer diameter smaller than the internal diameter of cylindrical member 151.

As shown in figure 9, in the inner peripheral surface of the canister portion 1642, around central axis Ax4 be spaced apart as defined in alternately formed it is more The U-lag 1642A of a upper surface that interior side's protruding portion 1643 is extended through from lower end.

In addition, being linked respectively with the sacculus suction of fixing component 161 with through hole 1611E and two in canister portion 1642 Stick through hole 1611F opposite position is formed with from the lower end sacculus suction hole 1642B that side extends upward and two companies Tie stick hole 1642C.

Interior side's protruding portion 1643 is the part from the upper end of canister portion 1642 towards central axis Ax4 annular shape outstanding, With the larger internal diameter of the outer diameter than the 1st movable link 162.

Foreign side's protruding portion 1644 is outstanding circular to the side far from central axis Ax4 from the lower end of canister portion 1642 Part has the outer diameter smaller than the internal diameter of cylindrical member 151 (metal cylinder 1512).

The sealing element 1644A of O-ring shape is integrally embedded in the outer peripheral surface of foreign side's protruding portion 1644.

Moreover, the 1st movable link 162 is through airtight cap 1641.In addition, being installed on tube head 85 in pumping button 14 Under state, make airtight cap while making and sliding on inner peripheral surface (metal cylinder 1512) of the sealing element 1644A in cylindrical member 151 1641 can move along central axis Ax4.At this point, (the 2nd can in airtight cap 1641 for foreign side's protruding portion 1644 and protruding portion 1612 Dynamic component 164) be moved to lower side relative to fixing component 161 in the case where mutually abut against, becoming prevents the 2nd movable link The anti-falling piece that 164 self-retaining components 161 are detached from.In addition, sacculus pumping piston 1645 (aftermentioned big diameter section 1645B) and aftermentioned Fixed plate 1647 and fixing component main body 1611 airtight cap 1641 (the 2nd movable link 164) relative to fixing component 161 move It is mutually abutted against in the case where moving upper side, becomes the anti-falling piece for preventing 164 self-retaining component 161 of the 2nd movable link to be detached from.

In addition, in the state that pumping button 14 is installed on tube head 85, by cylindrical member 151, fixing component 161 and The space (being recorded as the 3rd space A3 (Fig. 8) below) that airtight cap 1641 surrounds becomes the flow path to circulate for fluid.That is, from pipe Head 85 dismantles pumping button 14 and in the state of the 1st unit 15 of suction and suction the 2nd unit 16 separation, as shown in figure 9, the stream The a part on road (the 3rd space A3) is exposed to outside.

Sacculus pumping piston 1645 has the entirety extended along central axis Ax4 generally cylindrical shaped.Moreover, sacculus is taken out Attraction piston 1645 is inserted into the sacculus suction through hole 1611E of fixing component 161, and the sacculus pumping piston 1645 is upper End side is embedded into the sacculus suction hole 1642B of airtight cap 1641.In addition, being installed on the state of tube head 85 in pumping button 14 Under, the lower end side of sacculus pumping piston 1645 is inserted into the connecting pipeline 83 of suction cylinder 8.That is, sacculus pumping piston 1645 and gas Close cap 1641 moves together, can move forward and backward in the connecting pipeline 83 of suction cylinder 8.

As shown in Fig. 8 or Fig. 9, which has from below that side is linked in sequence and is equipped with upward for side The structure of top axle portion 1645A, big diameter section 1645B and cardinal extremity axle portion 1645C.

Top axle portion 1645A has the outer diameter smaller than the internal diameter of the small diameter portion 832 of connecting pipeline 83.Moreover, On top, the outer peripheral surface of axle portion 1645A is equipped with the sealing element 1645D of O-ring shape.

Big diameter section 1645B has smaller than the internal diameter of the large-diameter portion 833 of connecting pipeline 83 and compares fixing component The 161 sacculus suction outer diameter larger with through hole 1611E.

Cardinal extremity axle portion 1645C has the outer diameter smaller with the internal diameter of through hole 1611E than sacculus suction.And And cardinal extremity axle portion 1645C is inserted into sacculus suction through hole 1611E, and the upper end side of cardinal extremity axle portion 1645C is embedded into Sacculus suction hole 1642B.

As shown in figure 8, two connecting rods 1646 have the entirety extended along central axis Ax4 generally cylindrical shaped.And And two connecting rods 1646 are inserted into two connecting rod through hole 1611F of fixing component 161, and the two connecting rods 1646 upper end side is respectively embedded in the connecting rod hole 1642C of airtight cap 1641.In addition, in two connecting rods 1646, via Two connecting rod through hole 1611F are projected into each lower end of the lower side of fixing component 161 by screw (illustration omitted) one Fixed plate 1647 is installed to body.

In fixed plate 1647, aspirated respectively with the through hole 1611B of fixing component 161,3 through hole 1611D, sacculus It is formed with through hole 1611E and two opposite positions connecting rod through hole 1611F for the insertion of the 1st movable link 162 Centre bore 1647A, 3 through hole 1647B, for sacculus pumping piston 1645 be inserted into sacculus suction through hole 1647C and Two connecting rod through hole 1647D being inserted into respectively for two connecting rods 1646.

Outside spring member 165 is made of compression helical spring, in the state that canister portion 1642 is on its interior, the canister portion 1642 one end is connected to the lower surface of indentation component 163, and the other end is connected to the upper surface of foreign side's protruding portion 1644.And And outside spring member 165 along central axis Ax4 to indentation component 163 and the 2nd movable link 164 to make they mutually it is remote From direction force.

Inside spring member 166 is made of the stronger compression helical spring that exerts a force compared with outside spring member 165, in cylinder In the state that portion 1611C is on its interior, one end of the inside spring member 166 is connected to the following table of interior side's protruding portion 1643 Face, the other end are connected to the upper surface of fixing component main body 1611.Moreover, inside spring member 166 is along central axis Ax4 To fixing component 161 and the 2nd movable link 164 to making their directions away from each other exert a force.

(utilizing the connection status for multiple pipelines that endoscope-use button is realized)

Hereinafter, illustrating no operation in order for the connection status for the multiple pipelines 6 realized using endoscope-use button 10 The case where, with finger block leak 1221A the case where, carries out the case where stage push operation and progress two-stage indentation The case where operation.

(the case where no operation)

Figure 10~Figure 12 expression does not carry out the connection of multiple pipelines 6 in the case where any operation to endoscope-use button 10 The figure of state.In particular, Figure 10 indicates the connection status for the multiple pipelines 6 realized using aspirated and water sending button 11.Figure 11 table Show the connection status for the multiple pipelines 6 realized using pumping button 14.Figure 12 is figure corresponding with Fig. 2.

For aspirated and water sending button 11 without operation, from the light source air that gushes out of pump P1 via base end side the 1 pipeline 66 circulates towards aspirated and water sending cylinder 7.Moreover, being abided by as shown by the arrows in Figure 10 towards the air that aspirated and water sending cylinder 7 circulates Following communication paths 721~the 1st space A1~space A2 of intercommunicating pore 1313B~the 2nd~intercommunicating pore 1322C, 1322D~has lower shaft hole 1322A~leak 1221A flow path is discharged to the outside of ultrasonic endoscope 2.

In addition, for pumping button 14 without operation, with the driving of suction pump P2, ultrasonic endoscope 2 Outside air followed as shown in arrow in Figure 11 the space A3 of U-lag 1642A~the 3rd~through hole 1611D (1647B)~ The flow path of connecting pipeline 81 is passed to the 3rd pipeline 68 of base end side.Moreover, the air for being passed to the 3rd pipeline 68 of base end side is sucked To suction pump P2.

That is, in the case that this is without operation, as shown in figure 12, the 1st~the 5th pipeline 61~65 of tip side and base end side the 1st~ 3rd pipeline 66~68 is not connected to, and is not carried out from the top of insertion section 21 and is supplied gas, send the operation of any of water and suction.

(the case where blocking leak with finger)

Figure 13 and Figure 14 is the multiple pipes for indicating to be blocked with finger in the case where the leak 1221A of aspirated and water sending button 11 The figure of the connection status on road 6.In particular, Figure 13 is figure corresponding with Figure 10.Figure 14 is figure corresponding with Fig. 2.In addition, It is same as Figure 12 that any operation is not carried out to pumping button 14 in Figure 14.

In the case where blocking leak 1221A with finger, there is the air pressure in the 1322A of lower shaft hole to increase, check-valves 1311C It opens.As a result, the air being flowed into the 1322A of lower shaft hole followed as shown in arrow in Figure 13 intercommunicating pore 1322B, The flow path of 1311B~communication paths 731 is passed to the 2nd pipeline 62 of tip side.Moreover, as shown in figure 14, being passed to tip side the 2nd The air of pipeline 62 (saves sketch map to object optical system towards in hole for shooting (illustration omitted) with hole 2122 from aspirated and water sending Show) it sprays.

(the case where carrying out a stage)

Figure 15~Figure 17 is to indicate to carry out endoscope-use button 10 multiple pipelines 6 in the case where stage push operation Connection status figure.In particular, Figure 15 is figure corresponding with Figure 10.Figure 16 is figure corresponding with Figure 11.Figure 17 is Figure corresponding with Fig. 2.

In the case where carrying out a stage push operation to aspirated and water sending button 11, according to applying for outside spring member 124 The size relation of power and the force of inside spring member 133 is only that inside spring member 133 is compressed, as shown in figure 15, indentation Component 122, the 2nd movable link 123 and the 1st movable link 132 integrally move downwards.Moreover, in foreign side's protruding portion 1233 Lower surface when being connected to the upper surface of large-diameter portion 1313, indentation component 122, the 2nd movable link 123 and the 1st movable link 132 The mobile stopping carried out downwards.That is, the lower surface using foreign side's protruding portion 1233 blocks intercommunicating pore 1313B.Therefore, such as Figure 17 Shown, the air to gush out from light source pump P1 is flowed into via the 1st pipeline 66 of base end side to be sent in water tank Ta, is sent in water tank Ta to this Pressurization makes water send water tank Ta to flow out from this.Moreover, from sending the water of water tank Ta via the 2nd pipeline 67 of base end side towards supplying gas Water vat 7 circulates.

Here, as shown in figure 15, the 1st sealing element 1321A makes it with the movement that the 1st movable link 132 carries out downwards It separates and is entered in lower end canister portion 71 with the abutting of the inner peripheral surface of sliding canister portion 72.That is, becoming connection in aspirated and water sending cylinder 7 The interconnected state of access 711,723.Therefore, it is followed as shown by the arrow in fig. 15 towards the water that aspirated and water sending cylinder 7 circulates In 723~lower end of communication paths canister portion 71~flow paths of communication paths 711 is passed to the 3rd pipeline 63 of tip side.Moreover, such as Figure 17 It is shown, be passed to the water of the 3rd pipeline 63 of tip side from aspirated and water sending hole 2122 towards hole for shooting (illustration omitted) in pair Object optical system (illustration omitted) sprays.

In addition, in the case where carrying out a stage push operation to pumping button 14, according to applying for outside spring member 165 The size relation of power and the force of inside spring member 166 is only that outside spring member 165 is compressed, as shown in figure 16, the 2nd Movable link 164 does not move, and is pressed into component 163 and the 1st movable link 162 moves downwards.Moreover, in indentation component 163 Lower surface when being connected to the upper surface of airtight cap 1641 (interior side's protruding portion 1643), be pressed into component 163 and the 1st movable link The 162 mobile stoppings carried out downwards.That is, blocking U-lag 1642A using the lower surface of indentation component 163.

Here, with the movement that the 1st movable link 162 carries out downwards, intercommunicating pore 1621B, 84 mutual positions one It causes.Therefore, the 1st pipeline 61 of tip side and the 3rd pipeline 68 of base end side as shown by an arrow of fig. 16 by connecting pipeline 82~ There is the flow path of lower shaft hole 1621A~intercommunicating pore 1621B, 84~connecting pipeline 81 to interconnect.Moreover, as shown in figure 17, being detected Intracorporal liquid is flowed into the 1st pipeline 61 of tip side from treatment apparatus channel 2121, manages via above-mentioned flow path and base end side the 3rd Road 68 is sucked into suction pump P2.

(the case where carrying out two-stage push operation)

Figure 18~Figure 20 is to indicate to carry out endoscope-use button 10 multiple pipelines 6 in the case where two-stage push operation Connection status figure.In particular, Figure 18 is figure corresponding with Figure 10.Figure 19 is figure corresponding with Figure 11.Figure 20 is Figure corresponding with Fig. 2.

(from state further progress shown in figure 15 the case where aspirated and water sending button 11 is carried out two-stage push operation The case where one stage push operation) under, outside spring member 124 is compressed, and as shown in figure 18, the 2nd movable link 123 does not move It is dynamic, and it is pressed into component 122 and the 1st movable link 132 integrally moves downwards.Moreover, being supported in the lower surface of indentation component 122 When being connected to the upper surface of the 2nd movable link 123, it is pressed into the mobile stopping that component 122 and the 1st movable link 132 carry out downwards.

Here, the 2nd sealing element 1321B is in sliding canister portion 72 with the movement that the 1st movable link 132 carries out downwards Inside is to moving below communication paths 723.That is, it is mutual to become communication paths 711,723 under the action of the 2nd sealing element 1321B Isolation, and the state that communication paths 722,723 are interconnected by connection shaft supporting member 1321D.Therefore, direction is supplied gas The water that water vat 7 circulates follows 723~connection shaft of communication paths supporting member 1321D~communication paths as shown in arrow in Figure 18 722 flow path is passed to the 4th pipeline 64 of tip side.Moreover, as shown in figure 20, be passed to the water of the 4th pipeline 64 of tip side via Water hole 2123 is sent to be filled into sacculus (illustration omitted).

(the state further progress single order shown in Figure 16 the case where carrying out two-stage push operation to pumping button 14 The case where section push operation) under, inside spring member 166 is compressed, and as shown in figure 19, is pressed into component 163, the 1st movable link 162 and the 2nd movable link 164 integrally moves downwards.Moreover, in the lower surface of airtight cap 1641 (foreign side's protruding portion 1644) When being connected to the upper surface of protruding portion 1612, indentation component 163, the 1st movable link 162 and the 2nd movable link 164 downwards into Capable mobile stopping.

Here, as shown in figure 19, intercommunicating pore 1621B, 84 are mutually with the movement that the 1st movable link 162 carries out downwards Between position be staggered, connecting pipeline 81,82 is mutually isolated.In addition, with sacculus pumping piston 1645 (the 2nd movable link 164) The movement carried out downwards, sealing element 1645D separate it with the abutting of the inner peripheral surface of small diameter portion 832 and enter wide diameter portion In 831.That is, becoming the state that connecting pipeline 81,83 is interconnected in suction cylinder 8.Therefore, as shown in figure 20, sacculus (omits Diagram) in water be flowed into the 5th pipeline 65 of tip side from suction hole 2124, managed via connecting pipeline 81,83 and base end side the 3rd Road 68 is sucked into suction pump P2.

In the endoscope-use button 10 of present embodiment described above, aspirated and water sending button 11 is by can be disconnected from each other The 1st unit 12 of aspirated and water sending and the 2nd the two units of unit 13 of aspirated and water sending are constituted.Equally, pumping button 14 is by can be mutual Isolated the 1st unit 15 of suction and the 2nd the two units of unit 16 of suction are constituted.That is, carrying out the clear of aspirated and water sending button 11 When washing or sterilizing, the 1st unit 12 of aspirated and water sending and the 2nd unit 13 of aspirated and water sending can be made disconnected from each other, to aspirated and water sending the 1st Each unit of the 2nd unit 13 of unit 12 and aspirated and water sending is cleaned or is sterilized.Pumping button 14 is also the same.

Especially by make the 1st unit 12 (cylindrical member 121) of aspirated and water sending from the 2nd unit 13 of aspirated and water sending separate, from And a part of internal flow path (the 2nd space A2) can be made to be exposed to outside.Equally, by making to aspirate the 15 (tubular of Unit the 1st Component 151) from suction the 2nd unit 16 separation, it is outer so as to be exposed to a part of internal flow path (the 3rd space A3) Portion.

Thus, in the endoscope-use button 10 of present embodiment, it can be realized the flow path conveying cleaning being easy to internally The construction of liquid or thimerosal.Therefore, cleaning, disinfection will not unnecessarily spend longer time.

According to above explanation, using the endoscope-use button 10 of present embodiment, cleaning, disinfection institute can be reduced by playing Effect as the activity duration needed.

In addition, two units can be separated into the endoscope-use button 10 of present embodiment.Therefore, it is being decomposed into In the case where multiple components, the assembling operation for being assembled in tube head 75,85 after cleaning, disinfection is complicated, and by only dividing From for two units, so that the assembling operation transfiguration is easy.

In particular, the 2nd unit 13 of aspirated and water sending utilizes fixing component 131 when cylindrical member 121 is installed on tube head 75 It is sticked in recess portion 1212A and integrated with the 1st unit 12 of aspirated and water sending, is utilized when cylindrical member 121 is dismantled from tube head 75 The engaging of fixing component 131 and recess portion 1212A is released from and separates from the 1st unit 12 of aspirated and water sending.Equally, Unit the 2nd is aspirated 16 when cylindrical member 151 is installed on tube head 85 using fixing component 161 be sticked in recess portion 1512A and with suction Unit the 1st 15 integrations are released from when cylindrical member 151 is dismantled from tube head 85 using the engaging of fixing component 161 and recess portion 1512A And the separation of the 1st unit 15 is aspirated certainly.

Moreover, by using the lock structure of such fixing component 131,161 and recess portion 1212A, 1512A, thus interior The group that sight glass button 10 is separated into the detached job of two units and endoscope-use button 10 is assembled in tube head 75,85 is pretended Industry becomes very easy.

In addition, switching multiple pipes using two stage push operation in the endoscope-use button 10 of present embodiment The construction of the connection status on road 6.In such construction, as described above, the construction of the inside of endoscope-use button 10 is very multiple Hydridization.

Moreover, in such construction, using two can be separated into the endoscope-use button 10 as present embodiment The construction of a unit, so as to preferably realize above-mentioned " activity duration required for cleaning, disinfection can be reduced " in this way Effect.

(other embodiments)

So far, mode for carrying out the present invention is illustrated, but the present invention should not be limited only by above-mentioned embodiment It is fixed.

In the endoscope-use button 10 of above-mentioned embodiment, using fixing component 131 (161) and recess portion 1212A The lock structure of (1512A), so as to be separated into two units 12,13 (15,16), but it is not limited to this.Such as it can also be with Two units 12,13 (15,16) are configured to assemble and disassemble.

In the endoscope-use button 10 of above-mentioned embodiment, switch multiple pipelines using two stage push operation The construction of 6 connection status, but it is not limited to this, can also be using the construction for the push operation for being only able to carry out for 1 stage.

In the above-described embodiment, endoscopic system 1 has the function of generating ultrasonography and generates endoscope figure Both functions of picture, but it is not limited to this, also can be set to the structure for only having the function of generating ultrasonography.

In the above-described embodiment, endoscopic system 1 is not limited to medical field, also can be set in industrial circle Observe the endoscopic system of the inside of subjects such as mechanical realization object.

Description of symbols

1, endoscopic system；2, ultrasonic endoscope；3, ultrasound observation apparatus；4, endoscopic visualization device；5, it shows Device；6, multiple pipelines；7, aspirated and water sending cylinder；8, cylinder is aspirated；10, endoscope-use button；11, aspirated and water sending button；12,13, Aspirated and water sending the 1st, Unit the 2nd；14, pumping button；15,16, suction the 1st, Unit the 2nd；21, insertion section；22, operation portion；23, Universal automatic cable；24, endoscope-use connector；31, ultrasonic wave cable；41, video processor；42, light supply apparatus；61~65, it pushes up 1 pipeline of end side~the 5th pipeline of tip side；66~68,1 pipeline of base end side~the 3rd pipeline of base end side；71, lower end canister portion； 72, canister portion is slided；73, upper end canister portion；74, fitting cylinder section；75, tube head；81~83, connecting pipeline；84, intercommunicating pore；85, it manages Head；121, cylindrical member；122, it is pressed into component；123, the 2nd movable link；123A, metal cap；123B, rubber cap；124, outer Lateral spring component；131, fixing component；132, the 1st movable link；133, inside spring member；151, cylindrical member；161, solid Determine component；162, the 1st movable link；163, it is pressed into component；164, the 2nd movable link；165, outside spring member；166, inside Spring member；211, ultrasonic probe；212, rigid member；213, bending section；214, flexible pipe；221, crooked knob；222, Operating member；241, ultrasonic wave connection device；242, intercalation part；243, light guide tube head；244, it supplies gas and uses tube head；245,246, 1, the 2nd water tube head is sent；247, tube head is used in suction；611, treatment apparatus pipe；612, suction tube；711,721~723,731, company Road all；751, protrusion is used in engaging；831, wide diameter portion；832, small diameter portion；833, large-diameter portion；851, protrusion is used in engaging； 1211, rubber tube；Recess portion is used in 1211A, engaging；1212, metal cylinder；1212A, recess portion；1212B, containment member；1221, it is pressed into Member body；1221A, leak；1222, shaft component；1222A, shaft component main body；1222B, protruding portion；1222C, stage portion； 1231, canister portion；1232, interior side's protruding portion；1233, foreign side's protruding portion；1311, small diameter portion；1311A, sealing element；1311B, connection Hole；1311C, check-valves；1312, flange part；1313, large-diameter portion；1313A, sealing element；1313B, intercommunicating pore；1321, top end shaft Portion；1321A~1321C, the 1st sealing element~the 3rd sealing element；1321D, connection shaft supporting member；1322, cardinal extremity axle portion； 1322A, there is lower shaft hole；1322B~1322D, intercommunicating pore；1322E, protruding portion；1511, rubber tube；Recess portion is used in 1511A, engaging； 1512, metal cylinder；1512A, recess portion；1611, fixing component main body；1611A, sealing element；1611B, through hole；1611C, cylinder Portion；1611D, through hole；Through hole is used in 1611E, sacculus suction；1611F, connecting rod through hole；1612, protruding portion；1621, it pushes up Hold axle portion；1621A, there is lower shaft hole；1621B, intercommunicating pore；1622, cardinal extremity axle portion；1641, airtight cap；1642, canister portion；1642A, U-lag；Hole is used in 1642B, sacculus suction；1642C, connecting rod hole；1643, interior side's protruding portion；1644, foreign side's protruding portion； 1644A, sealing element；1645, sacculus pumping piston；1645A, top axle portion；1645B, big diameter section；1645C, cardinal extremity axle portion； 1645D, sealing；1646, connecting rod；1647, fixed plate；1647A, centre bore；1647B, through hole；1647C, sacculus suction are used Through hole；1647D, connecting rod through hole；2121, treatment apparatus channel；2122, aspirated and water sending hole；2123, water hole is sent； 2124, hole is used in suction；P1, light source pump；A1~A3, the 1st space~the 3rd space；Ax1~Ax4, central axis；Ta, water tank is sent.

Claims

1. a kind of endoscope-use button, be applied to be equipped with can for multiple pipelines that fluid circulates and with multiple pipeline connection Cylinder endoscope, correspondingly switch the connection status of the multiple pipeline with push operation, the feature of the endoscope-use button It is,

The endoscope-use button has Unit the 1st and Unit the 2nd, and Unit the 1st and Unit the 2nd can be relative to being fixed on The tube head assembly and disassembly of cylinder are stated, and can be disconnected from each other in the state of dismantling from the tube head,

Unit the 1st has cylindrical member, which has cylindrical form, can fill relative to the tube head It tears open,

Unit the 2nd includes:

Fixing component, in the state that the endoscope-use button is installed on the tube head, which is inserted into the cylinder The inside of shape component and inner peripheral surface relative to the cylindrical member is fixed；And

1st movable link, being installed as can be mobile relative to the fixing component, is installed in the endoscope-use button described In the state of tube head, the 1st movable link can be moved forward and backward in the inside of the cylinder.

2. endoscope-use button according to claim 1, which is characterized in that

The inside of the endoscope-use button be formed with assembled mutually using Unit the 1st and Unit the 2nd and can be for The flow path of the fluid circulation,

When making Unit the 1st and Unit the 2nd separates, at least part of the flow path is exposed to outside.

3. endoscope-use button according to claim 1 or 2, which is characterized in that

Holding section, when the cylindrical member is installed on the tube head, the holding section are equipped in the inner peripheral surface of the cylindrical member It is sticked in the fixing component and fixes the fixing component,

When the cylindrical member is installed on the tube head, Unit the 2nd utilizes the fixing component and the holding section Mutually fasten and with the 1st unit integral, when the cylindrical member dismantle from the tube head, Unit the 2nd is sharp It is released from the engaging of the fixing component and the holding section and is separated from Unit the 1st.

4. endoscope-use button described in any one of claim 1 to 3, which is characterized in that

The endoscope-use button is the aspirated and water sending button for receiving to operate as the aspirated and water sending of the push operation,

Unit the 1st has indentation component, which is inserted into the inside of the cylindrical member and with can be opposite It is arranged in the mobile mode of the inner peripheral surface of the cylindrical member, is used to receive the aspirated and water sending operation,

In the state that the endoscope-use button is installed on the tube head, the 1st movable link is sticked in the indentation structure Part can be moved forward and backward in the inside of the cylinder in linkage with the indentation component.

5. endoscope-use button according to claim 4, which is characterized in that

Unit the 1st has the 2nd movable link for being installed as capable of moving relative to the inner peripheral surface of the cylindrical member,

The indentation component is installed as can be mobile relative to the 2nd movable link,

The endoscope-use button makes the 1st movable link and the 2nd movable structure using the two stage push operation At least any one movable link in part is mobile, and switches the connection status of the multiple pipeline.

6. endoscope-use button described in any one of claim 1 to 3, which is characterized in that

The endoscope-use button is the pumping button for receiving the suction operation as the push operation,

Unit the 2nd has indentation component, which fixes relative to the 1st movable link, is used to receive institute State suction operation.

7. endoscope-use button according to claim 6, which is characterized in that

Unit the 2nd has the 2nd movable link, and the 2nd movable link is installed as can be mobile relative to the fixing component, In the state that the endoscope-use button is installed on the tube head, the 2nd movable link can retreat in the inside of the cylinder It is mobile,